package demo1.mapper;

import demo1.model.User;

import java.util.List;
import org.apache.ibatis.annotations.Mapper;

import javax.annotation.Resource;


/**
 * @Author quan
 * @Description 定义接口并实现
 * @Date 2023/7/22 21:49
 */

@Mapper
public interface UserMapper {
    //定义接口：查询数据库内容
    public abstract List<User> queryAll();

}
